2110123049 has 2 divisors, whose sum is σ = 2110123050. Its totient is φ = 2110123048.

The previous prime is 2110123031. The next prime is 2110123051. The reversal of 2110123049 is 9403210112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2104515625 + 5607424 = 45875^2 + 2368^2 .

It is a cyclic number.

It is not a de Polignac number, because 2110123049 - 2²⁴ = 2093345833 is a prime.

It is a Sophie Germain prime.

Together with 2110123051, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2110123069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055061524 + 1055061525.

It is an arithmetic number, because the mean of its divisors is an integer number (1055061525).

Almost surely, 2^2110123049 is an apocalyptic number.

It is an amenable number.

2110123049 is a deficient number, since it is larger than the sum of its proper divisors (1).

2110123049 is an equidigital number, since it uses as much as digits as its factorization.

2110123049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 2110123049 is about 45936.0756813204. The cubic root of 2110123049 is about 1282.6335445549.

The spelling of 2110123049 in words is "two billion, one hundred ten million, one hundred twenty-three thousand, forty-nine".